liner non-linner functions

1) What does it mean to be linear?
Designating or involving an equation whose terms are of the first degree

2)What does it mean to be non-linear?
Designating or involving an equation whose terms are not of the first degree

3)Graph?
A chart with bars whose lengths are proportional to quantities


4) table?
A set of data arranged in rows and columns

5) equations?
A mathematical statement that two expressions are equal